Neon

Greek for Neos

Neon (NE) has an Atomic Number of 10 and an Atomic Mass of 20.1797. Neon is found in the form of gas molecules in the Earth's atmosphere. neon melts at -415.5 degrees Fahrenheit and it boils at -410.9 degrees Fahrenheit. Neon's density is 0.9 g/l. its abundance in the Earth's crust is 3x10^-7%. The largest use for neon gas is in advertising signs. Neon is also used to make high voltage indicators and is combined with helium to make helium-neon lasers. Liquid neon is used as a cryogenic refrigerant.